The phrase "and the type and number of" is correct and usable in written English.
It can be used when specifying categories and quantities of items or elements in a discussion or analysis.
Example: "In the report, we will discuss the type and number of resources required for the project."
Alternatives: "as well as the kind and quantity of" or "along with the category and amount of".
The location and size of DGs and the type and number of each generating source of the hybrid system are considered as decision variables.
The main parameters examined in this paper were the section type, section and member slenderness and the type and number of the CFRP sheets.
"Central to the case for a UBI is the way it would help prepare us for a world in which the new technological revolution, driven by artificial intelligence and robotics, will, over time, transform the nature of work and the type and number of jobs.
The adsorption capacity of 2-methylisoborneol (2-MIB) on activated carbon (AC) does not correlate with that of natural organic matter (NOM) because the adsorption property of each organic compound depends on the surface condition of AC such as pore size distribution, oxygen content and the type and number of surface functional groups.
Secondary measures included timing of infection, culture data, and the type and number of subsequent procedures.
The heterogeneity of the population with respect to age, gender, underlying comorbidity, trajectory and severity of illness, time to presentation, infecting organism, and the type and number of affected organs adds further complexity to trialing within an already challenging patient cohort.
Yet primary care trusts increasingly, and variably, ration the type, range and number of products available.
How do you compute the different types and numbers of weekend admissions?
Aside from the type, the number of attacks is a problem.
Depending on the plane type, the number of seats could range from about 120 to 180.
